private void fillBar(double _x1, double _y1, double _x2, double _y2)
{
const double dist = 14, stdev = 4, fillGap = 0.05;
double x1 = Math.Min(_x1, _x2),
x2 = Math.Max(_x1, _x2),
y1 = Math.Min(_y1, _y2),
y2 = Math.Max(_y1, _y2);
double d = x1 + y1 + dist;
StylusPointCollection r = new StylusPointCollection();
//r.Add(new StylusPoint(x1, y1));
bool side = false;
while (d < x2 + y2 - dist)
{
if (side = !side)
{
double x1_ = x1 + (x2 - x1) * Math.Abs(InkUtils.stdNorm() * fillGap);
double y2_ = y2 - (y2 - y1) * Math.Abs(InkUtils.stdNorm() * fillGap);
if (d - x1_ < y2_)
{
r.Add(new StylusPoint(x1_, d - x1_));
}
else
{
r.Add(new StylusPoint(d - y2_, y2_));
}
}
else
{
double x2_ = x2 - (x2 - x1) * Math.Abs(InkUtils.stdNorm() * fillGap);
double y1_ = y1 + (y2 - y1) * Math.Abs(InkUtils.stdNorm() * fillGap);
if (d - x2_ > y1_)
{
r.Add(new StylusPoint(x2_, d - x2_));
}
else
{
r.Add(new StylusPoint(d - y1_, y1_));
}
d += Math.Abs(InkUtils.stdNorm() * stdev + dist);
}
}
Stroke s = new Stroke(InkUtils.xkcd(r));
s.DrawingAttributes.Color = colGen.nextColor();
addStroke(s);
}
